5 sentences

1. 欢迎登机。

   huān​yíng dēng​jī.

   Welcome aboard.

   Source: OpenSubtitles

2. 这些物品必须在登机前进行检查。

   zhè​xiē wù​pǐn bì​xū zài dēng​jī qián jìn​xíng jiǎn​chá.

   These items must be inspected before boarding.

   Source: Dong Chinese Dictionary

3. 飞机停在停机坪上，等待乘客登机。

   fēi​jī tíng zài tíng​jī​píng shàng, děng​dài chéng​kè dēng​jī.

   The plane is on the apron, waiting for passengers to board.

   Source: Dong Chinese Dictionary

4. 请各位乘客带好随身物品，准备登机。

   qǐng gè​wèi chéng​kè dài hǎo suí​shēn wù​pǐn, zhǔn​bèi dēng​jī.

   Passengers, please take your belongings and prepare for boarding.

   Source: Dong Chinese Dictionary

5. 飞往苏黎世的702次航班现在开始登机。

   fēi​wǎng Sū​lí​shì de702 cì háng​bān xiàn​zài kāi​shǐ dēng​jī.

   Flight 702 to Zurich is now boarding.

   Source: OpenSubtitles